His staff and special assignments include: Instructor, Department of Mathematical Sciences, United States Military Academy 1995-1997; Test Officer, Test and Experimentation Command, 1998-1999; Operations Officer, 1st Battalion, 8th Cavalry and 1st Brigade, 1st Cavalry Division, 1999-2001; Aide-de-Camp to the Chief of Staff of the Army, 2001-2002; Deputy for Current Operations, CJTF-180, 2003 for Operation Enduring Freedom; Executive Officer to the Commanding General, United States Army Accessions Command, 2007-2008; Chief of Dominant Maneuver Division, Office of the Deputy Chief of Staff, G-8, 2010-2011; Chief of Staff, 3rd Infantry Division (Mechanized) and CJTF-3, Regional Command South, Operation Enduring Freedom, 2011-2013; and Director, Concept Development and Learning, Army Capabilities Integration Center, United States Army Training and Doctrine Command, 2015-2016.

Born in Connecticut, Major General Quintas was commissioned as an armor officer following graduation from the United States Military Academy in 1986. In his civilian studies, he holds a Master’s Degree in Applied Mathematics from Rensselaer Polytechnic Institute. He also holds a Master’s Degree of Military Arts and Sciences from the Command and General Staff College and a Master’s Degree in National Security and Strategic Studies from the Naval War College.